CN203897783U - Space-adjustable chair - Google Patents

Space-adjustable chair Download PDF

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Publication number
CN203897783U
CN203897783U CN201420282720.7U CN201420282720U CN203897783U CN 203897783 U CN203897783 U CN 203897783U CN 201420282720 U CN201420282720 U CN 201420282720U CN 203897783 U CN203897783 U CN 203897783U
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CN
China
Prior art keywords
adjusting
handle
pedal
screw
backrest
Prior art date
Application number
CN201420282720.7U
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Chinese (zh)
Inventor
李风龙
王喆
Original Assignee
天津大学
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Application filed by 天津大学 filed Critical 天津大学
Priority to CN201420282720.7U priority Critical patent/CN203897783U/en
Application granted granted Critical
Publication of CN203897783U publication Critical patent/CN203897783U/en

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Abstract

The utility model discloses a space-adjustable chair which is characterized in that a telescopic chair backrest is connected to the vertical part of an L-shaped base through a first adjustment mechanism in a manner that the telescopic chair backrest can move up and down the horizontal part of an L-shaped telescopic bottom plate is connected to the horizontal part of the L-shaped base through a second adjustment mechanism in a manner that the horizontal part of the L-shaped telescopic bottom plate can move back and forth; the vertical part of an L-shaped telescopic pedal is connected to the vertical part of the L-shaped telescopic bottom plate through a third adjustment mechanism in a manner that the vertical part of the L-shaped telescopic pedal can move up and down; two first-stage telescopic armrests and two second-stage telescopic armrests are symmetrically arranged; the two first-stage telescopic armrests are bilaterally symmetric through a fourth adjustment mechanism and are arranged on two sides of the horizontal part of the L-shaped base in a manner that the first-stage telescopic armrests can move left and right; the second-stage telescopic armrests are connected with the corresponding first-stage telescopic armrests through a group of pulley mechanisms and synchronously move. According to the chair, the heights of the backrest and the pedal of the chair can be adjusted according to the height of a person; the transverse width and longitudinal length of the chair can be adjusted according to the weight of the person.

Description

A kind of space size seat chair with adjustable
Technical field
The utility model relates to a kind of seat.Particularly relate to a kind of height of realizing back, shank, transverse width and longitudinal length carry out the space size seat chair with adjustable of step-less adjustment.
Background technology
A few days ago, the seat on market is of all kinds, and number beyond count is used yet seldom there is a kind of seat to go for all kinds of crowds.Conventionally, people only require that seat can make people obtain having a rest all right, there is no need to make its applicable people's various health requirements, such as height, fat or thin etc.Yet, in some field, people to be fixed on to the enterprising row space motion of seat, such as medical treatment, space flight etc., this just needs a kind of seat that can regulate according to people's concrete condition.
CU201847197U discloses a kind of seat with telescopic armrests, and the height that this seat can adjustable handrail adapts to different crowds, but the consideration of other indexs of human body is short of to some extent.
Summary of the invention
Technical problem to be solved in the utility model is, provide a kind of can be according to people's height, come the height of the dependence back of the body of adjusting seat and the height of pedal; Also can be according to people fat or thin, come the transverse width of adjusting seat and the space size seat chair with adjustable of longitudinal length.
The technical scheme that the utility model adopts is: a kind of space size seat chair with adjustable, include flexible chair back, L-type pedestal, L-type expandable bottom plate, L-type retractable foot pedal, single order flexible armrest and second order flexible armrest, on the vertical component that is connected to L-type pedestal that described flexible chair back can move up and down by the first governor motion, the horizontal component of described L-type expandable bottom plate by the second governor motion can before and after on the horizontal component that is connected to L-type pedestal that moves on to, on the vertical component that is connected to described L-type expandable bottom plate that the vertical component of described L-type retractable foot pedal can move up and down by the 3rd governor motion, described single order flexible armrest and second order flexible armrest are symmetrical respectively is respectively provided with two, two single order flexible armrests and both sides of being arranged on described L-type base level part that can move left and right symmetrical by the 4th governor motion, each described second order flexible armrest is to be connected and synchronizing moving with corresponding single order flexible armrest by one group of pulley mechanism.
The first described governor motion includes backrest and regulates worm screw, by backrest, regulate turbine and described backrest to regulate worm screw backrest adjusting screw connected vertically, wherein, what one end of described backrest adjusting worm screw can rotate is connected on the left support abutment that is arranged at described L-type pedestal vertical component left side, what the other end of described backrest adjusting worm screw can rotate is connected on the right support abutment being arranged on L-type pedestal vertical component right side, the upper end that is connected to described L-type pedestal vertical component that one end of described backrest adjusting screw can rotate, the other end of backrest adjusting screw runs through the bottom that is connected to described L-type pedestal vertical component that can rotate after the backrest nut that is arranged on described flexible chair back bottom, wherein, described backrest adjusting screw with described backrest nut for being threaded.
The second described governor motion includes Level tune leading screw, being inserted in that one end of described Level tune leading screw can rotate is positioned on the horizontal component of L-type pedestal and the first supported hole of vertical component junction, the other end of Level tune leading screw runs through after the base plate nut being fixed on described L-type expandable bottom plate horizontal component, being connected to of can rotating is positioned on that one end away from the first supported hole of L-type base level part, described Level tune leading screw with described base plate nut for being threaded.
The 3rd described governor motion includes pedal and regulates worm screw, regulate worm screw to regulate the vertical pedal adjusting screw being connected of turbine by pedal with described pedal, wherein, what one end of described pedal adjusting worm screw can rotate is connected on the left side bearing that is arranged at L-type expandable bottom plate vertical component left side, what the other end of pedal adjusting worm screw can rotate is connected on the right side bearing being arranged on L-type expandable bottom plate vertical component right side, one end of described pedal adjusting screw can rotate is connected to the upper end bearing that is arranged at L-type expandable bottom plate vertical component upper end, the other end of described pedal adjusting screw runs through after the pedal adjusting nut on the vertical component that is arranged on described L-type retractable foot pedal, that can rotate is connected on the lower end bearing that is arranged at L-type expandable bottom plate vertical component lower end, described pedal adjusting screw with described pedal adjusting nut for being threaded.
The 4th described governor motion includes handle adjusting worm screw, with described handle adjusting worm screw by the vertical handle adjusting leading screw that is connected with of handle adjusting turbine, wherein, being inserted in that one end of described handle adjusting worm screw can rotate is positioned on the horizontal component of L-type pedestal and the second supported hole of vertical component junction, what the other end of handle adjusting worm screw can rotate is connected on that one end away from the second supported hole that is positioned at L-type base level part, one end of described handle adjusting leading screw is run through on first bearing that is connected to L-type base level part left side that can rotate after the left handle adjusting nut on the single order flexible armrest that is arranged on handle adjusting leading screw left side, the other end of described handle adjusting leading screw runs through on second bearing that is connected to L-type base level part right side that can rotate after the right handle adjusting nut of the single order flexible armrest that is arranged on handle adjusting leading screw right side, described handle adjusting leading screw is and is threaded with described left handle adjusting nut and right handle adjusting nut, and, described left handle adjusting nut is contrary with the thread rotary orientation of right handle adjusting nut.
Backrest in the first governor motion regulates the pedal in worm screw, the 3rd governor motion to regulate worm screw identical with the handle adjusting worm structure in the 4th governor motion, include the body of rod and the first square pole head that is integrally formed in body of rod one end, in the middle of the described body of rod, be provided with the screw thread for regulating turbine or pedal to regulate turbine or handle adjusting turbine to be meshed with corresponding backrest, the first described square pole head is inserted in corresponding left support abutment or the second supported hole or left side bearing.
Level tune leading screw in the second described governor motion includes leading screw body, is integrally formed in the second square pole head of described leading screw body one end, and the second described square pole head is inserted in the first described supported hole.
Also being provided with for manual rotation backrest regulates worm screw, pedal to regulate the adjusting swing handle of worm screw, handle adjusting worm screw and Level tune leading screw, described adjusting swing handle includes swing arm, be arranged on the handle of described swing arm one end, and be arranged on the described swing arm other end for being enclosed within on the first square pole head or the second square pole head and driving square pole head or the square hole rotation set of the second square pole head rotation, described handle and described square hole rotation set be arranged in parallel and opposite direction.
Left support abutment in the first governor motion, the first supported hole in the second governor motion, identical for holding the inner hole structure of the first square pole head or the second square pole head with in the second supported hole in the 4th governor motion of left side bearing in the 3rd governor motion, all by for holding the outside endoporus of the first square pole head or the second square pole head and the inboard endoporus stairstepping endoporus that integral body forms that joins, wherein, the diameter of outside endoporus is greater than the diameter of inboard endoporus, and, the diameter of described outside endoporus be also greater than regulate in swing handle for being enclosed within the external diameter of the square hole rotation set on the first square pole head or the second square pole head.
Described pulley mechanism includes the first pulley and second pulley of the described single order flexible armrest of being arranged on of diagonal angle rear and front end, correspondingly respectively take the first steel wire rope and the second steel wire rope that the first pulley and the second pulley move as axle, wherein, one end of the first described steel wire rope is fixed in a side that is positioned at the first pulley of described second order flexible armrest, the other end of the first steel wire rope is fixed in a side that is positioned at the first pulley of described L-type base level part, one end of the second described steel wire rope is fixed in a side that is positioned at the second pulley of described second order flexible armrest, the other end of the second steel wire rope is fixed in a side that is positioned at the second pulley of described L-type base level part.
A kind of space size seat chair with adjustable of the present utility model, can realize the height to back, shank, and transverse width and longitudinal length carry out step-less adjustment, can be according to people's height, come the height of the dependence back of the body of adjusting seat and the height of pedal; Also can be according to people fat or thin, come transverse width and the longitudinal length of adjusting seat, be applicable to all kinds of crowds and use.
Accompanying drawing explanation
Fig. 1 is the utility model Facad structure schematic diagram;
Fig. 2 is the utility model back side overall structure schematic diagram;
Fig. 3 is 2 explosive view;
Fig. 4 is the structural representation that the utility model L-type pedestal is combined with L-type expandable bottom plate;
Fig. 5 respectively regulates the structural representation of worm screw in the utility model;
Fig. 6 is the structural representation of Level tune leading screw in the utility model;
Fig. 7 is the structural representation that regulates swing handle in the utility model;
Fig. 8 is for the structural representation of each endoporus of square pole head is set in the utility model;
Fig. 9 is the structural representation of the utility model middle pulley mechanism.
In figure
1: flexible chair back 2:L type pedestal
3:L type expandable bottom plate 4:L type retractable foot pedal
5: single order flexible armrest 6: second order flexible armrest
7: backrest regulates worm screw 8: backrest regulates turbine
9: backrest adjusting screw 10: left support abutment
11: backrest nut 12: right support abutment
14: the first supported holes of 13: the second supported holes
15a: the first pulley 15b: the second pulley
16: handle adjusting worm screw 17: handle adjusting turbine
18: handle adjusting leading screw 19: Level tune leading screw
20a: left handle adjusting nut 20b: right handle adjusting nut
21: pedal adjusting screw 22: pedal adjusting nut
23: pedal regulates turbine 24: pedal regulates worm screw
25: left side bearing 26: base plate nut
27: right side bearing 28: upper end bearing
29: 30: the first bearings of lower end bearing
Within 31: the second, bearing 32: the body of rod
33: the first square pole heads 34: screw thread
35: 36: the second square pole heads of leading screw body
37: handle 38: swing arm
39: square hole rotation set 40a: the first steel wire rope
40b: the second steel wire rope
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, a kind of space size seat chair with adjustable of the present utility model is described in detail.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of space size seat chair with adjustable of the present utility model, include flexible chair back 1, L-type pedestal 2, L-type expandable bottom plate 3, L-type retractable foot pedal 4, single order flexible armrest 5 and second order flexible armrest 6, on the vertical component that is connected to L-type pedestal 2 that described flexible chair back 1 can move up and down by the first governor motion, the connection of L-type pedestal 2 and flexible chair back 1 can realize the adjusting of leaning on back of the body height after seat.The horizontal component of described L-type expandable bottom plate 3 by the second governor motion can before and after on the horizontal component that is connected to L-type pedestal 2 that moves on to, the connection of L-type pedestal 2 and L-type expandable bottom plate 3 can realize the adjusting of seat plate longitudinal length, on the vertical component that is connected to described L-type expandable bottom plate 3 that the vertical component of described L-type retractable foot pedal 4 can move up and down by the 3rd governor motion, the connection of L-type expandable bottom plate 3 and L-type retractable foot pedal 4 can realize that single order flexible armrest 5 described in the adjusting of seat pedal length and second order flexible armrest 6 are symmetrical respectively is respectively provided with two, two single order flexible armrests 5 and both sides of being arranged on described L-type pedestal 2 horizontal components that can move left and right symmetrical by the 4th governor motion, each described second order flexible armrest 6 is to be connected and synchronizing moving with corresponding single order flexible armrest 5 by one group of pulley mechanism, L-type pedestal 2 is connected the adjusting that can realize seat transverse width with single order flexible armrest 5 and second order flexible armrest 6.
As Fig. 2, shown in Fig. 3, the first described governor motion includes backrest and regulates worm screw 7, by backrest, regulate turbine 8 and described backrest to regulate worm screw 7 backrest adjusting screw 9 connected vertically, wherein, what one end of described backrest adjusting worm screw 7 can rotate is connected on the left support abutment 10 that is arranged at described L-type pedestal 2 vertical components left sides, what the other end of described backrest adjusting worm screw 7 can rotate is connected on the right support abutment 12 being arranged on L-type pedestal 2 vertical component right sides, the upper end that is connected to described L-type pedestal 2 vertical components that one end of described backrest adjusting screw 9 can rotate, the other end of backrest adjusting screw 9 runs through the bottom that is connected to described L-type pedestal 2 vertical components that can rotate after the backrest nut 11 that is arranged on described flexible chair back 1 bottom, wherein, described backrest adjusting screw 9 with described backrest nut 11 for being threaded.
Between L-type pedestal 2 and flexible chair back 1, by backrest, regulate turbine 8, backrest to regulate worm screw 7 and backrest adjusting screw 9 to carry out self-locking and motion transmission.Backrest regulates turbine 8 to be meshed with backrest adjusting screw 9, and backrest adjusting screw 9, backrest adjusting worm screw 7 all carry out matched in clearance with pedestal 1.
As shown in Figure 4, the second described governor motion includes Level tune leading screw 19, being inserted in that one end of described Level tune leading screw 19 can rotate is positioned on the horizontal component of L-type pedestal 2 and the first supported hole 14 of vertical component junction, the other end of Level tune leading screw 19 runs through after the base plate nut 26 being fixed on described L-type expandable bottom plate 3 horizontal components, that can rotate is connected on that one end away from the first supported hole 14 that is positioned at L-type pedestal 2 horizontal components, described Level tune leading screw 19 with described base plate nut 26 for being threaded.Level tune leading screw 19 carries out matched in clearance with L-type pedestal 1, between L-type pedestal 2 and L-type expandable bottom plate 3, by Level tune leading screw 19, carries out self-locking and motion transmission.
As shown in Figure 2, the 3rd described governor motion includes pedal and regulates worm screw 24, regulate worm screw 24 to regulate the vertical pedal adjusting screw 21 being connected of turbine 23 by pedal with described pedal, wherein, what one end of described pedal adjusting worm screw 24 can rotate is connected on the left side bearing 25 that is arranged at L-type expandable bottom plate 3 vertical components left sides, what the other end of pedal adjusting worm screw 24 can rotate is connected on the right side bearing 27 being arranged on L-type expandable bottom plate 3 vertical component right sides, one end of described pedal adjusting screw 21 can rotate is connected to the upper end bearing 28 that is arranged at L-type expandable bottom plate 3 vertical component upper ends, the other end of described pedal adjusting screw 21 runs through after the pedal adjusting nut 22 on the vertical component that is arranged on described L-type retractable foot pedal 4, that can rotate is connected on the lower end bearing 29 that is arranged at L-type expandable bottom plate 3 vertical component lower ends, described pedal adjusting screw 21 with described pedal adjusting nut 22 for being threaded.
L-type expandable bottom plate 3 by pedal, regulates turbine 23, pedal to regulate worm screw 24 and pedal adjusting screw 21 to carry out self-locking with L-type retractable foot pedal 4 and motion is transmitted.Pedal regulates turbine 23, pedal adjusting screw 21 and regulates worm screw 24 all to carry out matched in clearance with L-type expandable bottom plate 3 with pedal.
As shown in Figure 2, the 4th described governor motion includes handle adjusting worm screw 16, with described handle adjusting worm screw 16 by the vertical handle adjusting leading screw 18 that is connected with of handle adjusting turbine 17, wherein, being inserted in that one end of described handle adjusting worm screw 16 can rotate is positioned on the horizontal component of L-type pedestal 2 and the second supported hole 13 of vertical component junction, what the other end of handle adjusting worm screw 16 can rotate is connected on that one end away from the second supported hole 13 that is positioned at L-type pedestal 2 horizontal components, one end of described handle adjusting leading screw 18 is run through on first bearing 30 that is connected to L-type pedestal 2 horizontal component left sides that can rotate after the left handle adjusting nut 20a on the single order flexible armrest 5 that is arranged on handle adjusting leading screw 18 left sides, the other end of described handle adjusting leading screw 18 runs through on second bearing 31 that is connected to L-type pedestal 2 horizontal component right sides that can rotate after the right handle adjusting nut 20b of the single order flexible armrest 5 that is arranged on handle adjusting leading screw 18 right sides, described handle adjusting leading screw 18 is and is threaded with described left handle adjusting nut 20a and right handle adjusting nut 20b, and, described left handle adjusting nut 20a is contrary with the thread rotary orientation of right handle adjusting nut 20b.
L-type pedestal 2 by handle adjusting turbine 17, handle adjusting worm screw 16 and handle adjusting leading screw 18, carries out self-locking with single order flexible armrest 5 and motion is transmitted.Handle adjusting turbine 17, handle adjusting leading screw 18 and handle adjusting worm screw 16 all carry out matched in clearance with L-type pedestal 2.
As shown in Figure 5, backrest in the first governor motion regulates the pedal in worm screw 7, the 3rd governor motion to regulate worm screw 24 identical with handle adjusting worm screw 16 structures in the 4th governor motion, include the body of rod 32 and the first square pole head 33 that is integrally formed in the body of rod 32 one end, in the middle of the described body of rod 32, be provided with the screw thread 34 for regulating turbine 8 or pedal to regulate turbine 23 or handle adjusting turbine 17 to be meshed with corresponding backrest, the first described square pole head 33 is inserted in corresponding left support abutment 10 or the second supported hole 13 or left side bearing 25.
As shown in Figure 6, the Level tune leading screw 19 in the second described governor motion includes leading screw body 35, is integrally formed in the second square pole head 36 of described leading screw body 35 one end, and the second described square pole head 36 is inserted in the first described supported hole 14.
As shown in Figure 7, also being provided with for manual rotation backrest regulates worm screw 7, pedal to regulate the adjusting swing handle of worm screw 24, handle adjusting worm screw 16 and Level tune leading screw 19, described adjusting swing handle includes swing arm 38, be arranged on the handle 37 of described swing arm 38 one end, and be arranged on described swing arm 38 other ends for being enclosed within on the first square pole head 33 or the second square pole head 36 and driving square pole head 33 or the square hole rotation set 38 of the second square pole head 36 rotation, described handle 37 be arranged in parallel and opposite direction with described square hole rotation set 39.
As shown in Figure 8, left support abutment 10 in the first governor motion, the first supported hole 14 in the second governor motion, identical for holding the inner hole structure of the first square pole head 33 or the second square pole head 36 with in the second supported hole 13 in the 4th governor motion of left side bearing 25 in the 3rd governor motion, all by the outside endoporus 38 for holding the first square pole head 33 or the second square pole head 36 and the inboard endoporus 39 stairstepping endoporus that integral body forms that joins, wherein, the diameter of outside endoporus 38 is greater than the diameter of inboard endoporus 39, and, the diameter of described outside endoporus 38 be also greater than regulate in swing handle for being enclosed within the external diameter of the square hole rotation set 39 on the first square pole head 33 or the second square pole head 36.
As shown in Figure 9, described pulley mechanism includes the first pulley 15a and the second pulley 15b of the described single order flexible armrest of being arranged on of diagonal angle 5 rear and front ends, correspondingly respectively take the first steel wire rope 40a and the second steel wire rope 40b that the first pulley 15a and the second pulley 15b move as axle, wherein, one end of the first described steel wire rope 40a is fixed in a side that is positioned at the first pulley 15a of described second order flexible armrest 6, the other end of the first steel wire rope 40a is fixed in a side that is positioned at the first pulley 15a of described L-type pedestal 2 horizontal components, one end of the second described steel wire rope 40b is fixed in a side that is positioned at the second pulley 15b of described second order flexible armrest 6, the other end of the second steel wire rope 40b is fixed in a side that is positioned at the second pulley 15b of described L-type pedestal 2 horizontal components.Single order flexible armrest 5 and second order flexible armrest 6 are realized synchronizing moving by the first pulley 15a and the second pulley 15b.
In a kind of space size seat chair with adjustable of the present utility model, each turbine and each corresponding worm screw have not only played the function of self-locking but also have changed the direction that motion is transmitted, and make to regulate the position of square pole head to be convenient to manual operation.
The adjustment process of a kind of space size seat chair with adjustable of the present utility model is, first will be by seat by the L-type pedestal shown in Fig. 1, Fig. 2, Fig. 3, be arranged on specific support, if regulate by manual mode, should be noted that support will, for regulating each square pole first speed to live, not guarantee adjustability; If cannot avoid, can before square pole head, stepper motor be installed, utilize automated manner to regulate.
Regulate the height of flexible chair back 1: utilize and regulate rocking handle to regulate, first will regulate the square hole rotation set 39 of rocking handle to regulate the first square pole head of worm screw end to work good with the backrest that will rotate, then modulation rocking handle turns clockwise, flexible chair back 1 will rise, thereby makes flexible chair back 1 increase height; In the time will making flexible chair back 1 highly decline, should be rotated counterclockwise adjusting rocking handle.
Regulate L-type expandable bottom plate 3 length: first will regulate the square hole rotation set 39 of rocking handle to work good with the second square pole head 36 of Level tune leading screw 19 ends that will rotate, then adjusting rocking handle turns clockwise, L-type expandable bottom plate 3 will be overhanging, thereby the length of L-type expandable bottom plate 3 is increased; In the time will making L-type expandable bottom plate 3 length reduce, should be rotated counterclockwise adjusting rocking handle.
The width of adjustable handrail: first will regulate the square hole rotation set 39 of rocking handle to work good with the first square pole head on the handle adjusting worm screw 16 that will rotate, then adjusting rocking handle turns clockwise, single order flexible armrest 5 will be overhanging under the drive of handle adjusting worm screw 16, and both sides are symmetric motions, under the effect of pulley block mechanism, second order flexible armrest 6 can be synchronized with the movement simultaneously, and the second order of realizing handrail extends; When being rotated counterclockwise rocking handle, motion is contrary, and handrail can inside contract.
Regulate the height of pedal: first will regulate the square hole rotation set 39 of rocking handle to regulate the first square pole head 33 of worm screw 24 ends to work good with the pedal that will rotate, then rocking handle turns clockwise, L-type retractable foot pedal 4 can be overhanging under the drive of pedal adjusting screw 21, and the height of L-type retractable foot pedal 4 is increased; When being rotated counterclockwise rocking handle, L-type retractable foot pedal 4 can inside contract under the drive of pedal adjusting screw 21, and the height of L-type retractable foot pedal 4 is reduced.
A kind of space size seat chair with adjustable of the present utility model is not suitable under manual environment at some, can before adjusting rod head, stepper motor be installed, and realizes automatically and regulating.

Claims (10)

1. a space size seat chair with adjustable, include flexible chair back (1), L-type pedestal (2), L-type expandable bottom plate (3), L-type retractable foot pedal (4), single order flexible armrest (5) and second order flexible armrest (6), it is characterized in that, on the vertical component that is connected to L-type pedestal (2) that described flexible chair back (1) can move up and down by the first governor motion, the horizontal component of described L-type expandable bottom plate (3) by the second governor motion can before and after on the horizontal component that is connected to L-type pedestal (2) that moves on to, on the vertical component that is connected to described L-type expandable bottom plate (3) that the vertical component of described L-type retractable foot pedal (4) can move up and down by the 3rd governor motion, described single order flexible armrest (5) and second order flexible armrest (6) are symmetrical respectively is respectively provided with two, two single order flexible armrests (5) and both sides of being arranged on described L-type pedestal (2) horizontal component that can move left and right symmetrical by the 4th governor motion, each described second order flexible armrest (6) is to be connected and synchronizing moving with corresponding single order flexible armrest (5) by one group of pulley mechanism.
2. a kind of space size seat chair with adjustable according to claim 1, it is characterized in that, the first described governor motion includes backrest and regulates worm screw (7), by backrest, regulate turbine (8) and described backrest to regulate worm screw (7) backrest adjusting screws connected vertically (9), wherein, what one end of described backrest adjusting worm screw (7) can rotate is connected on the left support abutment (10) that is arranged at described L-type pedestal (2) vertical component left side, what the other end of described backrest adjusting worm screw (7) can rotate is connected on the right support abutment (12) being arranged on L-type pedestal (2) vertical component right side, the upper end that is connected to described L-type pedestal (2) vertical component that one end of described backrest adjusting screw (9) can rotate, the other end of backrest adjusting screw (9) runs through the bottom that is connected to described L-type pedestal (2) vertical component that can rotate after the backrest nut (11) that is arranged on described flexible chair back (1) bottom, wherein, described backrest adjusting screw (9) with described backrest nut (11) for being threaded.
3. a kind of space size seat chair with adjustable according to claim 1, it is characterized in that, the second described governor motion includes Level tune leading screw (19), being inserted in that one end of described Level tune leading screw (19) can rotate is positioned on the horizontal component of L-type pedestal (2) and first supported hole (14) of vertical component junction, the other end of Level tune leading screw (19) runs through after the base plate nut (26) being fixed on described L-type expandable bottom plate (3) horizontal component, that can rotate is connected on that one end away from the first supported hole (14) that is positioned at L-type pedestal (2) horizontal component, described Level tune leading screw (19) with described base plate nut (26) for being threaded.
4. a kind of space size seat chair with adjustable according to claim 1, it is characterized in that, the 3rd described governor motion includes pedal and regulates worm screw (24), regulate worm screw (24) to regulate the vertical pedal adjusting screw (21) being connected of turbine (23) by pedal with described pedal, wherein, what one end of described pedal adjusting worm screw (24) can rotate is connected on the left side bearing (25) that is arranged at L-type expandable bottom plate (3) vertical component left side, what the other end of pedal adjusting worm screw (24) can rotate is connected on the right side bearing (27) being arranged on L-type expandable bottom plate (3) vertical component right side, one end of described pedal adjusting screw (21) can rotate is connected to the upper end bearing (28) that is arranged at L-type expandable bottom plate (3) vertical component upper end, the other end of described pedal adjusting screw (21) runs through after the pedal adjusting nut (22) on the vertical component that is arranged on described L-type retractable foot pedal (4), that can rotate is connected on the lower end bearing (29) that is arranged at L-type expandable bottom plate (3) vertical component lower end, described pedal adjusting screw (21) with described pedal adjusting nut (22) for being threaded.
5. a kind of space size seat chair with adjustable according to claim 1, it is characterized in that, the 4th described governor motion includes handle adjusting worm screw (16), with described handle adjusting worm screw (16) by the vertical handle adjusting leading screw (18) that is connected with of handle adjusting turbine (17), wherein, being inserted in that one end of described handle adjusting worm screw (16) can rotate is positioned on the horizontal component of L-type pedestal (2) and second supported hole (13) of vertical component junction, what the other end of handle adjusting worm screw (16) can rotate is connected on that one end away from the second supported hole (13) that is positioned at L-type pedestal (2) horizontal component, one end of described handle adjusting leading screw (18) is run through on first bearing (30) that is connected to L-type pedestal (2) horizontal component left side that can rotate after the left handle adjusting nut (20a) on the single order flexible armrest (5) that is arranged on handle adjusting leading screw (18) left side, the other end of described handle adjusting leading screw (18) runs through on second bearing (31) that is connected to L-type pedestal (2) horizontal component right side that can rotate after the right handle adjusting nut (20b) of the single order flexible armrest (5) that is arranged on handle adjusting leading screw (18) right side, described handle adjusting leading screw (18) is and is threaded with described left handle adjusting nut (20a) and right handle adjusting nut (20b), and, described left handle adjusting nut (20a) is contrary with the thread rotary orientation of right handle adjusting nut (20b).
6. a kind of space size seat chair with adjustable according to claim 1, it is characterized in that, backrest in the first governor motion regulates worm screw (7), pedal in the 3rd governor motion regulates worm screw (24) identical with handle adjusting worm screw (16) structure in the 4th governor motion, include the body of rod (32) and be integrally formed in the first square pole head (33) of the body of rod (32) one end, in the middle of the described body of rod (32), be provided with the screw thread (34) for regulating turbine (8) or pedal to regulate turbine (23) or handle adjusting turbine (17) to be meshed with corresponding backrest, the first described square pole head (33) is inserted in corresponding left support abutment (10) or the second supported hole (13) or left side bearing (25).
7. according to a kind of space size seat chair with adjustable described in claim 1 or 3, it is characterized in that, Level tune leading screw (19) in the second described governor motion includes leading screw body (35), be integrally formed in the second square pole head (36) of described leading screw body (35) one end, the second described square pole head (36) is inserted in the first supported hole (14).
8. a kind of space size seat chair with adjustable according to claim 7, it is characterized in that, also be provided with for manual rotation backrest and regulate worm screw (7), pedal regulates worm screw (24), the adjusting swing handle of handle adjusting worm screw (16) and Level tune leading screw (19), described adjusting swing handle includes swing arm (38), be arranged on the handle (37) of described swing arm (38) one end, and the square hole rotation set (38) of going up and drive square pole head (33) or the second square pole head (36) to rotate for being enclosed within the first square pole head (33) or the second square pole head (36) that is arranged on described swing arm (38) other end, described handle (37) be arranged in parallel and opposite direction with described square hole rotation set (39).
9. according to a kind of space size seat chair with adjustable described in claim 2 or 3 or 4 or 5 or 6, it is characterized in that, left support abutment in the first governor motion (10), the first supported hole (14) in the second governor motion, identical for holding the inner hole structure of the first square pole head (33) or the second square pole head (36) with in the second supported hole (13) in the 4th governor motion of left side bearing (25) in the 3rd governor motion, all by the outside endoporus (38) for holding the first square pole head (33) or the second square pole head (36) and inboard endoporus (39) the whole stairstepping endoporus forming that joins, wherein, the diameter of outside endoporus (38) is greater than the diameter of inboard endoporus (39), and, the diameter of described outside endoporus (38) be also greater than regulate in swing handle for being enclosed within the external diameter of the square hole rotation set (39) on the first square pole head (33) or the second square pole head (36).
10. a kind of space size seat chair with adjustable according to claim 1, it is characterized in that, described pulley mechanism includes the first pulley (15a) and second pulley (15b) of the described single order flexible armrest of being arranged on of diagonal angle (5) rear and front end, respectively correspondingly take the first steel wire rope (40a) and the second steel wire rope (40b) that the first pulley (15a) and the second pulley (15b) move as axle, wherein, one end of described the first steel wire rope (40a) is fixed in a side that is positioned at the first pulley (15a) of described second order flexible armrest (6), the other end of the first steel wire rope (40a) is fixed in a side that is positioned at the first pulley (15a) of described L-type pedestal (2) horizontal component, one end of described the second steel wire rope (40b) is fixed in a side that is positioned at the second pulley (15b) of described second order flexible armrest (6), the other end of the second steel wire rope (40b) is fixed in a side that is positioned at the second pulley (15b) of described L-type pedestal (2) horizontal component.
CN201420282720.7U 2014-05-28 2014-05-28 Space-adjustable chair CN203897783U (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104000408A (en) * 2014-05-28 2014-08-27 天津大学 Seat with adjustable space
CN104510446A (en) * 2014-12-22 2015-04-15 天津大学 Vestibular function detection device
GB2486280B (en) * 2010-12-11 2015-11-18 Willowbrook Furniture Holdings Ltd Recliner or lift-recliner mechanism for adjustable furniture
CN105291900A (en) * 2015-11-25 2016-02-03 重庆工商大学 Automobile seat assembly and telescopic backrest type automobile seat
CN105520435A (en) * 2016-01-12 2016-04-27 苏州工业职业技术学院 Adjustable multifunctional dining chair for children
CN105581876A (en) * 2014-11-12 2016-05-18 昆山福宏康复科技有限公司 Seat-cushion-adjustable bracket assembly for wheelchair
CN106389063A (en) * 2016-10-31 2017-02-15 宁波康福特健身器械有限公司 Seat with adjustable width
CN106672758A (en) * 2017-03-09 2017-05-17 惠安盛泽建材有限公司 Intelligent escalator system for old man
CN108525053A (en) * 2018-02-14 2018-09-14 谢瑞珠 A kind of Pediatric Clinic infusion support with warning function
CN109758722A (en) * 2019-02-13 2019-05-17 姜玲 A kind of medical recovery device after operation of obstetrics

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2486280B (en) * 2010-12-11 2015-11-18 Willowbrook Furniture Holdings Ltd Recliner or lift-recliner mechanism for adjustable furniture
CN104000408A (en) * 2014-05-28 2014-08-27 天津大学 Seat with adjustable space
CN104000408B (en) * 2014-05-28 2016-09-28 天津大学 A kind of space size seat chair with adjustable
CN105581876A (en) * 2014-11-12 2016-05-18 昆山福宏康复科技有限公司 Seat-cushion-adjustable bracket assembly for wheelchair
CN104510446A (en) * 2014-12-22 2015-04-15 天津大学 Vestibular function detection device
CN105291900A (en) * 2015-11-25 2016-02-03 重庆工商大学 Automobile seat assembly and telescopic backrest type automobile seat
CN105520435A (en) * 2016-01-12 2016-04-27 苏州工业职业技术学院 Adjustable multifunctional dining chair for children
CN105520435B (en) * 2016-01-12 2019-01-18 苏州工业职业技术学院 Regulating multi-functional dining chair for children
CN106389063A (en) * 2016-10-31 2017-02-15 宁波康福特健身器械有限公司 Seat with adjustable width
CN106672758A (en) * 2017-03-09 2017-05-17 惠安盛泽建材有限公司 Intelligent escalator system for old man
CN108525053A (en) * 2018-02-14 2018-09-14 谢瑞珠 A kind of Pediatric Clinic infusion support with warning function
CN109758722A (en) * 2019-02-13 2019-05-17 姜玲 A kind of medical recovery device after operation of obstetrics

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